{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "129714",
    "entityType": "User",
    "nonce": "0xdf1c237f9c204167966241639b92ae83cc4019e33d4e902b2c5cc6c02c4b9e6d",
    "signature": "0x2ff0793911748cdee9c89b2b79b6cd63e009cb599d83039cab67fd1626cd2f8621c061ab953a30a9075e4bd0bc6c52d2b92ff225bfe0fa4fa2cf112058ba54a11c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}